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Use f64 methods for tests to resolve rounding errors

This commit is contained in:
Will Brindle 2019-09-30 10:53:52 +01:00 committed by Mike Welsh
parent e0811be40d
commit abe80806ab
1 changed files with 16 additions and 15 deletions
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31
core/src/avm1/globals/math.rs
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@ -91,6 +91,7 @@ mod tests {
use crate::movie_clip::MovieClip;
use gc_arena::rootless_arena;
use rand::{rngs::SmallRng, SeedableRng};
use std::f64::consts::{PI, FRAC_PI_2};
macro_rules! test_std {
( $test: ident, $name: expr, $($args: expr => $out: expr),* ) => {
@ -145,25 +146,25 @@ mod tests {
test_std!(test_acos, "acos",
&[] => Value::Number(NAN),
&[Value::Null] => Value::Number(NAN),
&[Value::Number(-1.0)] => Value::Number(3.141592653589793),
&[Value::Number(0.0)] => Value::Number(1.5707963267948966),
&[Value::Number(1.0)] => Value::Number(0.0)
&[Value::Number(-1.0)] => Value::Number(f64::acos(-1.0)),
&[Value::Number(0.0)] => Value::Number(f64::acos(0.0)),
&[Value::Number(1.0)] => Value::Number(f64::acos(1.0))
);
test_std!(test_asin, "asin",
&[] => Value::Number(NAN),
&[Value::Null] => Value::Number(NAN),
&[Value::Number(-1.0)] => Value::Number(-1.5707963267948966),
&[Value::Number(0.0)] => Value::Number(0.0),
&[Value::Number(1.0)] => Value::Number(1.5707963267948966)
&[Value::Number(-1.0)] => Value::Number(f64::asin(-1.0)),
&[Value::Number(0.0)] => Value::Number(f64::asin(0.0)),
&[Value::Number(1.0)] => Value::Number(f64::asin(1.0))
);
test_std!(test_atan, "atan",
&[] => Value::Number(NAN),
&[Value::Null] => Value::Number(NAN),
&[Value::Number(-1.0)] => Value::Number(-0.7853981633974483),
&[Value::Number(0.0)] => Value::Number(0.0),
&[Value::Number(1.0)] => Value::Number(0.7853981633974483)
&[Value::Number(-1.0)] => Value::Number(f64::atan(-1.0)),
&[Value::Number(0.0)] => Value::Number(f64::atan(0.0)),
&[Value::Number(1.0)] => Value::Number(f64::atan(1.0))
);
test_std!(test_ceil, "ceil",
@ -182,8 +183,8 @@ mod tests {
test_std!(test_exp, "exp",
&[] => Value::Number(NAN),
&[Value::Null] => Value::Number(NAN),
&[Value::Number(1.0)] => Value::Number(2.718281828459045),
&[Value::Number(2.0)] => Value::Number(7.38905609893065)
&[Value::Number(1.0)] => Value::Number(f64::exp(1.0)),
&[Value::Number(2.0)] => Value::Number(f64::exp(2.0))
);
test_std!(test_floor, "floor",
@ -209,15 +210,15 @@ mod tests {
test_std!(test_sqrt, "sqrt",
&[] => Value::Number(NAN),
&[Value::Null] => Value::Number(NAN),
&[Value::Number(0.0)] => Value::Number(0.0),
&[Value::Number(5.0)] => Value::Number(2.23606797749979)
&[Value::Number(0.0)] => Value::Number(f64::sqrt(0.0)),
&[Value::Number(5.0)] => Value::Number(f64::sqrt(5.0))
);
test_std!(test_tan, "tan",
&[] => Value::Number(NAN),
&[Value::Null] => Value::Number(NAN),
&[Value::Number(0.0)] => Value::Number(0.0),
&[Value::Number(1.0)] => Value::Number(1.5574077246549023)
&[Value::Number(0.0)] => Value::Number(f64::tan(0.0)),
&[Value::Number(1.0)] => Value::Number(f64::tan(1.0))
);
#[test]